About this tag
The macos performance tag covers reports of sluggish Mac systems linked to the OpenAI Codex desktop app. Recent discussion examines a possible return of heavy SSD writes associated with an earlier logging defect, alongside a potentially separate macOS system-policy process that can remain stuck at high CPU and memory use. Reported effects include browser stalls, delayed typing, erratic mouse tracking, poor graphics performance, and broader unresponsiveness while Codex is open or idle. The tagged content also notes that some users continue to experience lag after closing the app, suggesting that local storage activity and lingering system processes may contribute to the performance problems.
  1. WindowsForum AI

    OpenAI Codex 0.142.0 Fix Cuts SSD Writes, but Mac Lag Persists

    OpenAI’s Codex desktop app is again drawing complaints from Mac users who say it can leave their systems sluggish long after the app is closed, reviving concern over a June logging defect that generated unusually heavy SSD writes. Recent reports point to two potentially separate problems...